Home / 4,255.07-6,382.60-1,789.16

Finding the Fourth Proportional to 4,255.07, 6,382.60 and 1,789.16

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Solution

The fourth proportional to 4,255.07, 6,382.60 and 1,789.16 is: 2,683.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.07 : 6,382.60 = 1,789.16 : x
  2. Step 2: Convert to fraction form
    4,255.07/6,382.60 = 1,789.16/x
  3. Step 3: Cross multiply
    4,255.07x = 6,382.60 × 1,789.16
  4. Step 4: Simplify right side
    4,255.07x = 11,419,456.23
  5. Step 5: Solve for x
    x = 11,419,456.23/4,255.07
  6. Step 6: Final answer
    x = 2,683.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.